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Biomedical subjects

C Sanguinetti

Publications and source records attributed to C Sanguinetti.

At least 37 records · Page 2Linked to original sources

Experimentally induced synovial sarcoma.

Synovial sarcoma has been induced in the knee joints of rats by intra-articular injection of 9-10-dimethyl-1-2-benzanthracene. Tumours developed from three to six months after the last injection. The neoplasms obtained were classified as synovial sarcoma (50%), fibrosarcoma (25%), giant cell sarcoma (15%), malignant fibrous histiocytoma (10%). The synovial membrane in the treated knee joints presented a chronic synovitis associated with fibrosis and proliferation of the lining cells. The primitive tumour spread locally infiltrating muscle and the adjacent bones. Metastases occurred most frequently to the lungs (70%) and liver (20%); lymph nodes were involved in 10%.

9,10-Dimethyl-1,2-benzanthracene↗

Electron microscopic study of the early changes proximal to a constriction in myelinated nerve.

An ultrastructural study has been carried out of the changes observed proximal to a nerve constriction in rabbits. The lesion was experimentally produced with a silk ligature. Specimens were examined 24 h after ligation. Significant alterations of the ultra structure were found in sections taken at approximately 1 mm above the constriction. Examination revealed swelling of the nerve fibres due to failure of axoplasmic flow, a marked increase in the number of mitochondria, most of which showed degenerative changes and degenerative changes in the myelin sheath.

Animals↗